137361328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{660391}}^1$

素因数の和:660412

約数の個数: 20

約数和(自身を含む): 286610128

約数和(自身を除く): 149248800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 660391, 1320782, 2641564, 5283128, 8585083, 10566256, 17170166, 34340332, 68680664, 137361328]

約数ペア:

[(1, 137361328), (2, 68680664), (4, 34340332), (8, 17170166), (13, 10566256), (16, 8585083), (26, 5283128), (52, 2641564), (104, 1320782), (208, 660391)]